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A researcher wants to obtain a sample of individuals who are HIV positive. Which of the following sampling methods would be the most effective way to obtain a sample?
Punctuation
The marks used in writing to separate sentences and their elements, clarifying meaning.
Email Signature
A block of text automatically appended at the bottom of an email message that typically contains the sender's name and contact information.
Standard Information
Standard information refers to commonly accepted or widely known facts and data that are used in various contexts.
Universal Signature
A unique sign-off or identifier used across various platforms or documents to signify authorship or approval.
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